Tripathi, P. C. (2020). Industrial relations and labour laws. Sultan Chand & Sons, New Delhi.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTripathi, P. C. Industrial Relations and Labour Laws. Sultan Chand & Sons, New Delhi, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTripathi, P. C. Industrial Relations and Labour Laws. Sultan Chand & Sons, New Delhi, 2020.
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